Campbell, R. C., & Campbell, R. C. (1974). Statistics for biologists (2. edition.). London, Sydney: Cambridge University Press.
Citación estilo ChicagoCampbell, Richard Colin, y Richard Colin Campbell. Statistics for Biologists. 2. edition. London, Sydney: Cambridge University Press, 1974.
Cita MLACampbell, Richard Colin, y Richard Colin Campbell. Statistics for Biologists. 2. edition. London, Sydney: Cambridge University Press, 1974.
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